<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>毛玻璃登录界面</title>
    <style>
      * {
        margin: 0;
        padding: 0;
        outline: none;
      }
      body {
        background: rgb(51, 120, 199);
      }
      .glass {
        backdrop-filter: blur(10px);
        border: none;
        border-top: 1px solid rgba(255, 255, 255, 0.6);
        border-left: 1px solid rgba(255, 255, 255, 0.6);
        box-shadow: 5px 5px 20px rgba(0, 0, 0, 0.05);
      }
      .login-wallpaper {
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
      }
      .login-form {
        position: relative;
        padding: 60px 30px 5px;
        width: 400px;
        border-radius: 10px;
        background: rgba(255, 255, 255, 0.2);
        box-shadow: -10px -10px 20px rgba(0, 0, 0, 0.01) inset,
          10px 10px 30px rgba(255, 255, 255, 0.1) inset,
          5px 5px 20px rgba(0, 0, 0, 0.05);
      }
      .login-form-row {
        display: flex;
        align-items: center;
        margin-bottom: 20px;
        color: #fff;
        font-size: 16px;
      }
      .login-form-row input {
        padding: 0 10px;
        height: 40px;
        flex: 1;
        background: none;
        border-radius: 16px;
        color: #fff;
        outline: none;
      }
      .login-form-row input::-webkit-input-placeholder {
        color: #fff;
      }
      .login-form-btn {
        margin: 10px auto;
        width: 100px;
        height: 40px;
        line-height: 32px;
        font-size: 12px;
        color: #fff;
        cursor: pointer;
        border: none;
        border-radius: 16px;
        background: rgb(82, 116, 189);
      }
      .login-floating {
        position: absolute;
        border-radius: 100%;
      }
      .login-floating:nth-child(1) {
        background: rgb(253, 200, 100);
        top: 150px;
        left: -55px;
        animation: move 10s infinite ease-in-out;
      }
      .login-floating:nth-child(2) {
        background: rgb(160, 201, 247);
        top: -20px;
        left: 180px;
        z-index: 3;
        animation: move2 4s infinite ease-in;
        animation-delay: 0.3s;
      }
      .login-floating:nth-child(3) {
        background: rgb(75, 182, 146);
        top: 170px;
        left: 190px;
        animation: zoom 1.5s infinite ease-in;
        animation-delay: 0.6s;
      }
      .small {
        width: 40px;
        height: 40px;
      }
      .middle {
        width: 80px;
        height: 80px;
        border-radius: 100%;
      }
      .lg {
        width: 120px;
        height: 120px;
        border-radius: 100%;
      }
      @keyframes move {
        0%,
        100% {
          transform: translateY(0);
        }
        50% {
          transform: translateY(-180px);
        }
      }
      @keyframes move2 {
        0%,
        100% {
          transform: translateY(0);
        }
        50% {
          transform: translateY(-30px);
        }
      }
      @keyframes zoom {
        0%,
        100% {
          transform: scale(1);
        }
        50% {
          transform: scale(0.9);
        }
      }
    </style>
  </head>
  <body>
    <div class="login-wallpaper">
      <div class="login-floating glass middle"></div>
      <div class="login-floating glass small"></div>
      <div class="login-floating glass lg"></div>
      <div class="login-form glass">
        <div class="login-form-row">
          <input class="glass" type="text" placeholder="请输入账号" />
        </div>
        <div class="login-form-row">
          <input class="glass" type="password" placeholder="请输入密码" />
        </div>
        <div class="login-form-row">
          <button class="glass login-form-btn">登录</button>
        </div>
      </div>
    </div>
  </body>
</html>
